खालील विधाने विचारात घ्या : (a) प्रकाश किरण एका पारदर्शक माध्यमातून दुसऱ्या माध्यमात जाताना त्यांचा मार्ग बदलतो. (b) वेगवेगळ्या माध्यमांमध्ये प्रकाशाचा वेग वेगवेगळा असतो. खालीलपैकी योग्य पर्याय निवडा :

Consider the following statements : (a) Light ray changes its direction when it passes from one transparent medium to another. (b) The velocity of light is different in different media. Select the correct option :

• (अ)(1) Statement (a) is correct and (b) is correct explanation.✓ योग्य उत्तर
• (ब)(2) Statements (a) and (b) both are correct but (b) is not its correct explanation.
• (क)(3) Statement (a) is correct but (b) is wrong.
• (ड)(4) Statements (a) and (b) both are wrong.